US3308666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature measuring devices
Assignee: Cook Electric Co
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Filing: 1963-04-29
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Granted: 1967-03-14
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Anderson
- 👤 Truman M Stickney
- 👤 Donald W Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:57
CPC Classifications
G; G01; G01K; G01K13/00; G01K13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
IN A DEVICE FOR MEASURING HIGH TEMPERATURES, THE COMBINATION COMPRISING A PROTECTIVE CASING, A TEMPERATURE SENSING ELEMENT DISPOSED WITHIN SAID CASING ALONG THE AXIS THEREOF, SAID ELEMENT BEING MADE OF A MATERIAL HAVING PROGRESSIVELY DECREASING ELECTRICAL RESISTANCE WITH INCREASING TEMPERATURE, A PAIR OF ELECTRODES MAKING ELECTRICAL CONTACT WITH OPPOSITE AXIAL END PORTIONS OF SAID ELEMENT AND DISPOSED COAXIALLY RELATIVE THERETO, AND MEANS COAXIAL WITH SAID SENSING ELEMENT ENGAGED WITH SAID AXIAL END PORTIONS THEREOF AND SUPPORTING SAID SENSING ELEMENT WITHIN SAID CASING WITH SAID CASING BEING SPACED OUTWARDLY FROM SAID SENSING ELEMENT.
Claim 2
Dependent Claim
92 words
IN A DEVICE FOR MEASURING HIGH TEMPERATURES, THE COMBINATION COMPRISING A PROTECTIVE CASING, A TEMPERATURE SENSING ELEMENT DISPOSED WITHIN SAID CASING ALONG THE AXIS THEREOF, SAID ELEMENT BEING MADE OF A MATERIAL HAVING PROGRESSIVELY DECREASING ELECTRICAL RESISTANCE WITH INCREASING TEMPERATURE, A PAIR OF ELECTRODES MAKING ELECTRICAL CONTACT WITH OPPOSITE AXIAL END PORTIONS OF SAID ELEMENT AND DISPOSED COAXIALLY RELATIVE THERETO, AND MEANS COAXIAL WITH SAID SENSING ELEMENT ENGAGED WITH SAID AXIAL END PORTIONS THEREOF AND SUPPORTING SAID SENSING ELEMENT WITHIN SAID CASING WITH SAID CASING BEING SPACED OUTWARDLY FROM SAID SENSING ELEMENT.
References Cited (Backward Citations)
US822338A
Cited
US2120374A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-13 | 1970-09-12 | 1971-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-13 | 1974-09-12 | 1975-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-13 | 1978-09-12 | 1979-03-14 | $7700.00 | Window Closed / Lapsed |